18. Equal volumes of two solutions containing 3.65g of HCl and 4.0 g of NaOH respectively...
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18. Equal volumes of two solutions containing 3.65g of HCl and 4.0 g of NaOH respectively are mixed. The pli of the mixture is 2) <7 3) >7 19. When Imi of 0.IN HCIIS added to 1 litre of a solution of pH value 4, the pH will be nearly 1) 5 2) 4.477 3) 3 4) 3.699 20 A 0.01 M ammonia solution is 5 % ionized, 1)7 4) 0 the concentration of OH ions is (KCET,93) 1) 0.005 M 3) 0.0005 M 21. The number of H ions in Icc of a solution of pH-13 is 1) 6.023 x 107 3) 6.023 x 10" 22. 50mL of H,0 is added to 50mL of Ix10-M barium hydroxide solution. what is the pH of the resulting solution? 1)3 23. pH of a solution produced when aqueous solution of pH 6 is mixed with an equal volume of an aqueous solution of pH 3 is about 1) 4.3 24. The hydrogen ion concentration in pure water is 10 g. ions/lit. An aqueous solution will be acidic, if its hydrogen ion concentration in g. 2) 0.0001 M 4) 0.05 M 2) 1 x 1013 4) 1 x1016 2) 3.3 3) 11 4) 11.7 2) 3.3 3) 4.0 4) 4.5 ions/ lit. is 1) 104 2) 10 3) 10* 4) 10 18. Equal volumes of two solutions containing 3.65g of HCl and 4.0 g of NaOH respectively are mixed. The pli of the mixture is 2) <7 3) >7 19. When Imi of 0.IN HCIIS added to 1 litre of a solution of pH value 4, the pH will be nearly 1) 5 2) 4.477 3) 3 4) 3.699 20 A 0.01 M ammonia solution is 5 % ionized, 1)7 4) 0 the concentration of OH ions is (KCET,93) 1) 0.005 M 3) 0.0005 M 21. The number of H ions in Icc of a solution of pH-13 is 1) 6.023 x 107 3) 6.023 x 10" 22. 50mL of H,0 is added to 50mL of Ix10-M barium hydroxide solution. what is the pH of the resulting solution? 1)3 23. pH of a solution produced when aqueous solution of pH 6 is mixed with an equal volume of an aqueous solution of pH 3 is about 1) 4.3 24. The hydrogen ion concentration in pure water is 10 g. ions/lit. An aqueous solution will be acidic, if its hydrogen ion concentration in g. 2) 0.0001 M 4) 0.05 M 2) 1 x 1013 4) 1 x1016 2) 3.3 3) 11 4) 11.7 2) 3.3 3) 4.0 4) 4.5 ions/ lit. is 1) 104 2) 10 3) 10* 4) 10
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Related Book For
Chemistry The Central Science
ISBN: 978-0321696724
12th edition
Authors: Theodore Brown, Eugene LeMay, Bruce Bursten, Catherine Murphy, Patrick Woodward
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